Submission #528127

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
528127	2022-02-19T10:41:22 Z	doowey	Self Study (JOI22_ho_t2)	C++14	0 / 100	379 ms	7344 KB

Main

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef pair<int, int> pii;

#define fi first
#define se second
#define mp make_pair
#define fastIO ios::sync_with_stdio(false);cin.tie(0);cout.tie(0);

const int N = (int)3e5 + 10;
ll A[N];
ll B[N];
ll C[N];

int main(){
    fastIO;
    //freopen("in.txt","r",stdin);
    int n;
    cin >> n;
    ll m;
    cin >> m;
    for(int i = 1; i <= n; i ++ ){
        cin >> A[i];
    }
    ll maxi = (ll)1e18;
    for(int i = 1; i <= n; i ++ ){
        cin >> B[i];
        A[i] = max(A[i], B[i]);
        maxi = min(maxi, A[i]);
    }
    ll li = 1;
    ll ri = (ll)1e16;
    ll mid;
    ll nd;
    while(li + 1 < ri){
        mid = (li + ri) / 2;
        ll can;
        nd = 0;
        for(int i = 1; i <= n; i ++ ){
            can = (mid + A[i] - 1) / A[i];
            if(can < m){
                nd += m - can;
                C[i] = 0;
            }
            else{
                C[i] = mid - A[i] * 1ll * m;
                if(C[i] < 0) C[i] = 0;
            }
        }
        for(int i = 1; i <= n; i ++ ){
            nd -= (C[i] + B[i] - 1) / B[i];
        }
        if(nd >= 0){
            li = mid;
        }
        else{
            ri = mid;
        }
    }
    cout << li << "\n";
    return 0;
}

Subtask #1

0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	204 KB	Output is correct
2	Correct	0 ms	332 KB	Output is correct
3	Correct	0 ms	204 KB	Output is correct
4	Correct	0 ms	332 KB	Output is correct
5	Correct	0 ms	332 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	0 ms	332 KB	Output is correct
9	Correct	0 ms	332 KB	Output is correct
10	Correct	4 ms	440 KB	Output is correct
11	Correct	247 ms	7336 KB	Output is correct
12	Correct	232 ms	7288 KB	Output is correct
13	Correct	224 ms	7280 KB	Output is correct
14	Incorrect	379 ms	7344 KB	Output isn't correct
15	Halted	0 ms	0 KB	-

Subtask #2

0 / 25.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	332 KB	Output is correct
2	Correct	0 ms	204 KB	Output is correct
3	Correct	0 ms	204 KB	Output is correct
4	Correct	0 ms	332 KB	Output is correct
5	Correct	0 ms	332 KB	Output is correct
6	Correct	0 ms	332 KB	Output is correct
7	Correct	0 ms	204 KB	Output is correct
8	Correct	1 ms	332 KB	Output is correct
9	Correct	123 ms	3832 KB	Output is correct
10	Correct	85 ms	2660 KB	Output is correct
11	Correct	58 ms	2072 KB	Output is correct
12	Correct	49 ms	1724 KB	Output is correct
13	Correct	1 ms	332 KB	Output is correct
14	Correct	0 ms	204 KB	Output is correct
15	Correct	0 ms	332 KB	Output is correct
16	Correct	0 ms	332 KB	Output is correct
17	Correct	0 ms	332 KB	Output is correct
18	Incorrect	7 ms	448 KB	Output isn't correct
19	Halted	0 ms	0 KB	-

Subtask #3

0 / 27.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	204 KB	Output is correct
2	Correct	0 ms	332 KB	Output is correct
3	Correct	0 ms	204 KB	Output is correct
4	Correct	0 ms	332 KB	Output is correct
5	Correct	0 ms	332 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	0 ms	332 KB	Output is correct
9	Correct	0 ms	332 KB	Output is correct
10	Correct	4 ms	440 KB	Output is correct
11	Correct	247 ms	7336 KB	Output is correct
12	Correct	232 ms	7288 KB	Output is correct
13	Correct	224 ms	7280 KB	Output is correct
14	Incorrect	379 ms	7344 KB	Output isn't correct
15	Halted	0 ms	0 KB	-

Subtask #4

0 / 29.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	332 KB	Output is correct
2	Correct	0 ms	204 KB	Output is correct
3	Correct	0 ms	204 KB	Output is correct
4	Correct	0 ms	332 KB	Output is correct
5	Correct	0 ms	332 KB	Output is correct
6	Correct	0 ms	332 KB	Output is correct
7	Correct	0 ms	204 KB	Output is correct
8	Correct	1 ms	332 KB	Output is correct
9	Correct	123 ms	3832 KB	Output is correct
10	Correct	85 ms	2660 KB	Output is correct
11	Correct	58 ms	2072 KB	Output is correct
12	Correct	49 ms	1724 KB	Output is correct
13	Correct	1 ms	332 KB	Output is correct
14	Correct	0 ms	204 KB	Output is correct
15	Correct	0 ms	332 KB	Output is correct
16	Correct	0 ms	332 KB	Output is correct
17	Correct	0 ms	332 KB	Output is correct
18	Incorrect	7 ms	448 KB	Output isn't correct
19	Halted	0 ms	0 KB	-

Subtask #5

0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	204 KB	Output is correct
2	Correct	0 ms	332 KB	Output is correct
3	Correct	0 ms	204 KB	Output is correct
4	Correct	0 ms	332 KB	Output is correct
5	Correct	0 ms	332 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	0 ms	332 KB	Output is correct
9	Correct	0 ms	332 KB	Output is correct
10	Correct	4 ms	440 KB	Output is correct
11	Correct	247 ms	7336 KB	Output is correct
12	Correct	232 ms	7288 KB	Output is correct
13	Correct	224 ms	7280 KB	Output is correct
14	Incorrect	379 ms	7344 KB	Output isn't correct
15	Halted	0 ms	0 KB	-